841 639 Ellipse template
Year: 1983
Description
841 639 Ellipse template
Axial ratio 1:1.5 41° 48',
Large axes 10 - 7S mm. With fingerlift.
27Sx 14Sx 1,6 mm
Drawing instruments: micronorm 0.5, pencil
Purchase on Ebay:
https://ebay.us/nFoNe6
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